{"action":"created","issue":{"url":"https://api.github.com/repos/karino2/karino2.github.io/issues/18","repository_url":"https://api.github.com/repos/karino2/karino2.github.io","labels_url":"https://api.github.com/repos/karino2/karino2.github.io/issues/18/labels{/name}","comments_url":"https://api.github.com/repos/karino2/karino2.github.io/issues/18/comments","events_url":"https://api.github.com/repos/karino2/karino2.github.io/issues/18/events","html_url":"https://github.com/karino2/karino2.github.io/issues/18","id":256579662,"number":18,"title":"データ分析のプログラム","user":{"login":"karino2","id":1468643,"avatar_url":"https://avatars2.githubusercontent.com/u/1468643?v=4","gravatar_id":"","url":"https://api.github.com/users/karino2","html_url":"https://github.com/karino2","followers_url":"https://api.github.com/users/karino2/followers","following_url":"https://api.github.com/users/karino2/following{/other_user}","gists_url":"https://api.github.com/users/karino2/gists{/gist_id}","starred_url":"https://api.github.com/users/karino2/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/karino2/subscriptions","organizations_url":"https://api.github.com/users/karino2/orgs","repos_url":"https://api.github.com/users/karino2/repos","events_url":"https://api.github.com/users/karino2/events{/privacy}","received_events_url":"https://api.github.com/users/karino2/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":4,"created_at":"2017-09-11T04:36:49Z","updated_at":"2017-09-11T04:36:54Z","closed_at":null,"author_association":"OWNER","body":"#トピック\n\n- フラットなメリット\n- dupとくくりだしのpros-cons\n- 関数の引数の数\n- オブジェクトのpros-cons\n- 整理はコードを追加する時に行う\n"},"comment":{"url":"https://api.github.com/repos/karino2/karino2.github.io/issues/comments/328413131","html_url":"https://github.com/karino2/karino2.github.io/issues/18#issuecomment-328413131","issue_url":"https://api.github.com/repos/karino2/karino2.github.io/issues/18","id":328413131,"user":{"login":"karino2","id":1468643,"avatar_url":"https://avatars2.githubusercontent.com/u/1468643?v=4","gravatar_id":"","url":"https://api.github.com/users/karino2","html_url":"https://github.com/karino2","followers_url":"https://api.github.com/users/karino2/followers","following_url":"https://api.github.com/users/karino2/following{/other_user}","gists_url":"https://api.github.com/users/karino2/gists{/gist_id}","starred_url":"https://api.github.com/users/karino2/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/karino2/subscriptions","organizations_url":"https://api.github.com/users/karino2/orgs","repos_url":"https://api.github.com/users/karino2/repos","events_url":"https://api.github.com/users/karino2/events{/privacy}","received_events_url":"https://api.github.com/users/karino2/received_events","type":"User","site_admin":false},"created_at":"2017-09-11T04:36:54Z","updated_at":"2017-09-11T04:36:54Z","author_association":"OWNER","body":"# データ分析特有の部分\n\n-コードの大半は、一度しか実行されない\n  - コードの寿命が短く、書くコードが多い\n- 以前よりもずっと「そもそも試している事が間違っている」という事が多い\n  - コードの間違いより仕様の間違いの方が圧倒的に多い\n- どのコードが後でも使われるかが、事前には分からない（試した結果良さそうだと使われる。試す時には分からないから試す訳で）\n- プログラムの小片の結果を、プログラムだけでは無く人間も必要とする\n- 実行時間が凄く長いコード片が日常的にある\n  - それを試す事自体が工数として非常に多くなってしまう\n  - コードを変更した時に、それを試すのが難しい（時間を食ってしまう）\n  - コード整理の結果を確認する為だけに実行するのが難しい\n- 結果が正しいかどうかが良くわからない\n   - そもそも結果があってるか分からない\n   - 変更した時にその結果があっているかが分からない\n   - 確認出来る時も、その確認に凄いコストがかかる\n"}}
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